ISO 50001:2018 is an international standard that provides a framework for establishing, implementing, maintaining, and improving an Energy Management System (EnMS). Its goal is to help organizations improve their energy performance, including energy efficiency, use, and consumption, through a. This document was prepared by Technical Committee ISO/TC 301, Energy management and energy savings. This second edition cancels and replaces the first edition (ISO 50001:2011), which has been technically revised. The successful implementation of this systematic approach can optimise energy use by improving energy.